National Security and Emergency Preparedness (NS/EP)

All federal agencies must have a comprehensive National Security/Emergency
Preparedness program that includes a highly reliable telecommunications
infrastructure, which can provide priority access to the services available
through Networx.

In the event of an emergency, agencies will have resilient voice and data
connections through the following suite of NS/EP services:

AT&T – the largest provider to the National Communications
System (NCS) As part of the Department of Homeland Security, the NCS
offers a suite of priority telecommunications services for NS/EP.
AT&T is the largest provider to the NCS for the underlying network
services that support its priority telecom services for NS/EP
communications.